Suppose the mean height of women age 20 years or older in a certain country is 62.6 inches. One hundred randomly selecte

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Suppose the mean height of women age 20 years or older in a
certain country is
62.6
inches. One hundred randomly selected women in a certain city
had a mean height of
64.0
inches. At the
1​%
significance​ level, do the data provide sufficient
evidence to conclude that the mean height of women in the city
differs from the national​ mean? Assume that the population
standard deviation of the heights of women in the city is
4.3
inches.
Set up the hypotheses for the​ one-mean z-test.
H0
Ha?
test statistic?
Critical value?
P value?
Rejct or No?